Home / 15,621.56-23,432.28-6,265.76

Finding the Fourth Proportional to 15,621.56, 23,432.28 and 6,265.76

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Solution

The fourth proportional to 15,621.56, 23,432.28 and 6,265.76 is: 9,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,621.56 : 23,432.28 = 6,265.76 : x
  2. Step 2: Convert to fraction form
    15,621.56/23,432.28 = 6,265.76/x
  3. Step 3: Cross multiply
    15,621.56x = 23,432.28 × 6,265.76
  4. Step 4: Simplify right side
    15,621.56x = 146,821,042.73
  5. Step 5: Solve for x
    x = 146,821,042.73/15,621.56
  6. Step 6: Final answer
    x = 9,398.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.